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authorJiri Kosina <jkosina@suse.cz>2010-04-23 02:08:44 +0200
committerJiri Kosina <jkosina@suse.cz>2010-04-23 02:08:44 +0200
commit6c9468e9eb1252eaefd94ce7f06e1be9b0b641b1 (patch)
tree797676a336b050bfa1ef879377c07e541b9075d6 /fs/quota/dquot.c
parentUML: Fix compiler warning due to missing task_struct declaration (diff)
parentMerge branch 'for-linus' of git://git390.marist.edu/pub/scm/linux-2.6 (diff)
downloadlinux-6c9468e9eb1252eaefd94ce7f06e1be9b0b641b1.tar.xz
linux-6c9468e9eb1252eaefd94ce7f06e1be9b0b641b1.zip
Merge branch 'master' into for-next
Diffstat (limited to 'fs/quota/dquot.c')
-rw-r--r--fs/quota/dquot.c28
1 files changed, 16 insertions, 12 deletions
diff --git a/fs/quota/dquot.c b/fs/quota/dquot.c
index e0b870f4749f..788b5802a7ce 100644
--- a/fs/quota/dquot.c
+++ b/fs/quota/dquot.c
@@ -80,8 +80,6 @@
#include <asm/uaccess.h>
-#define __DQUOT_PARANOIA
-
/*
* There are three quota SMP locks. dq_list_lock protects all lists with quotas
* and quota formats, dqstats structure containing statistics about the lists
@@ -695,7 +693,7 @@ void dqput(struct dquot *dquot)
if (!dquot)
return;
-#ifdef __DQUOT_PARANOIA
+#ifdef CONFIG_QUOTA_DEBUG
if (!atomic_read(&dquot->dq_count)) {
printk("VFS: dqput: trying to free free dquot\n");
printk("VFS: device %s, dquot of %s %d\n",
@@ -748,7 +746,7 @@ we_slept:
goto we_slept;
}
atomic_dec(&dquot->dq_count);
-#ifdef __DQUOT_PARANOIA
+#ifdef CONFIG_QUOTA_DEBUG
/* sanity check */
BUG_ON(!list_empty(&dquot->dq_free));
#endif
@@ -845,7 +843,7 @@ we_slept:
dquot = NULL;
goto out;
}
-#ifdef __DQUOT_PARANOIA
+#ifdef CONFIG_QUOTA_DEBUG
BUG_ON(!dquot->dq_sb); /* Has somebody invalidated entry under us? */
#endif
out:
@@ -874,14 +872,18 @@ static int dqinit_needed(struct inode *inode, int type)
static void add_dquot_ref(struct super_block *sb, int type)
{
struct inode *inode, *old_inode = NULL;
+#ifdef CONFIG_QUOTA_DEBUG
int reserved = 0;
+#endif
spin_lock(&inode_lock);
list_for_each_entry(inode, &sb->s_inodes, i_sb_list) {
if (inode->i_state & (I_FREEING|I_CLEAR|I_WILL_FREE|I_NEW))
continue;
+#ifdef CONFIG_QUOTA_DEBUG
if (unlikely(inode_get_rsv_space(inode) > 0))
reserved = 1;
+#endif
if (!atomic_read(&inode->i_writecount))
continue;
if (!dqinit_needed(inode, type))
@@ -903,11 +905,13 @@ static void add_dquot_ref(struct super_block *sb, int type)
spin_unlock(&inode_lock);
iput(old_inode);
+#ifdef CONFIG_QUOTA_DEBUG
if (reserved) {
printk(KERN_WARNING "VFS (%s): Writes happened before quota"
" was turned on thus quota information is probably "
"inconsistent. Please run quotacheck(8).\n", sb->s_id);
}
+#endif
}
/*
@@ -934,7 +938,7 @@ static int remove_inode_dquot_ref(struct inode *inode, int type,
inode->i_dquot[type] = NULL;
if (dquot) {
if (dqput_blocks(dquot)) {
-#ifdef __DQUOT_PARANOIA
+#ifdef CONFIG_QUOTA_DEBUG
if (atomic_read(&dquot->dq_count) != 1)
printk(KERN_WARNING "VFS: Adding dquot with dq_count %d to dispose list.\n", atomic_read(&dquot->dq_count));
#endif
@@ -2322,34 +2326,34 @@ static int do_set_dqblk(struct dquot *dquot, struct if_dqblk *di)
if (di->dqb_valid & QIF_SPACE) {
dm->dqb_curspace = di->dqb_curspace - dm->dqb_rsvspace;
check_blim = 1;
- __set_bit(DQ_LASTSET_B + QIF_SPACE_B, &dquot->dq_flags);
+ set_bit(DQ_LASTSET_B + QIF_SPACE_B, &dquot->dq_flags);
}
if (di->dqb_valid & QIF_BLIMITS) {
dm->dqb_bsoftlimit = qbtos(di->dqb_bsoftlimit);
dm->dqb_bhardlimit = qbtos(di->dqb_bhardlimit);
check_blim = 1;
- __set_bit(DQ_LASTSET_B + QIF_BLIMITS_B, &dquot->dq_flags);
+ set_bit(DQ_LASTSET_B + QIF_BLIMITS_B, &dquot->dq_flags);
}
if (di->dqb_valid & QIF_INODES) {
dm->dqb_curinodes = di->dqb_curinodes;
check_ilim = 1;
- __set_bit(DQ_LASTSET_B + QIF_INODES_B, &dquot->dq_flags);
+ set_bit(DQ_LASTSET_B + QIF_INODES_B, &dquot->dq_flags);
}
if (di->dqb_valid & QIF_ILIMITS) {
dm->dqb_isoftlimit = di->dqb_isoftlimit;
dm->dqb_ihardlimit = di->dqb_ihardlimit;
check_ilim = 1;
- __set_bit(DQ_LASTSET_B + QIF_ILIMITS_B, &dquot->dq_flags);
+ set_bit(DQ_LASTSET_B + QIF_ILIMITS_B, &dquot->dq_flags);
}
if (di->dqb_valid & QIF_BTIME) {
dm->dqb_btime = di->dqb_btime;
check_blim = 1;
- __set_bit(DQ_LASTSET_B + QIF_BTIME_B, &dquot->dq_flags);
+ set_bit(DQ_LASTSET_B + QIF_BTIME_B, &dquot->dq_flags);
}
if (di->dqb_valid & QIF_ITIME) {
dm->dqb_itime = di->dqb_itime;
check_ilim = 1;
- __set_bit(DQ_LASTSET_B + QIF_ITIME_B, &dquot->dq_flags);
+ set_bit(DQ_LASTSET_B + QIF_ITIME_B, &dquot->dq_flags);
}
if (check_blim) {